Description: Single outlet - 240L/Hr Manufacturer: Hailea Features Silent Design. Super Quality. Oil-less lubricated design to produce pure compressed air. The ACO air pump adopts special artificial rubber to keep a steady air output and pressure that can be adjusted freely. The structure is compact. It acquires best effect with lowest power consumption and has a long service life. No greasing or lubrication required. Clean or replace air-tube, air-stone or sponge reqularly to obtain maximum pure air outlet. Voltage:220-240V Power: 2.5Watts. Air output 4 L/min Pressure: >0.013MPa Size: 100×70×150mm